TheASTMD3359-09e2standard,alsoknownastheCross-CutTapeTest,isawidelyrecognizedmethodforevaluatingtheadhesionofcoatingfilmstometallicsubstrates.Thistestinvolvesmakingaseriesofprecisecutsinagridpatternthroughthecoatingdowntothesubstrate,applyingpressure-sensitivetapeoverthegrid,andthenremovingthetapetoassesstheamountofcoatingremoved.Theresultsareclassifiedonascalefrom0B(pooradhesion)to5B(excellentadhesion).ThestandardprovidesdetailedproceduresforbothMethodA(X-cut)andMethodB(Cross-cut),ensuringconsistentandreliableassessmentofcoatingadhesioninvariousindustrialapplications.Itiscommonlyusedinindustriessuchasautomotive,aerospace,andconstructiontoensurecoatingqualityanddurability.The"e2"designationindicatesthatthisisthesecondeditionofthestandard.
